1 files changed, 117 insertions, 0 deletions
diff --git a/drivers/media/video/samsung/fimg2d4x/fimg2d_helper.h b/drivers/media/video/samsung/fimg2d4x/fimg2d_helper.h
new file mode 100644
index 0000000..83f794c
--- /dev/null
+++ b/drivers/media/video/samsung/fimg2d4x/fimg2d_helper.h
@@ -0,0 +1,117 @@
+/* linux/drivers/media/video/samsung/fimg2d4x/fimg2d_helper.h
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *	http://www.samsung.com/
+ *
+ * Samsung Graphics 2D driver
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __FIMG2D_HELPER_H
+#define __FIMG2D_HELPER_H
+
+#include <linux/sched.h>
+#include "fimg2d.h"
+
+#define rect_w(r)	((r)->x2 - (r)->x1)
+#define rect_h(r)	((r)->y2 - (r)->y1)
+
+static inline char *perfname(enum perf_desc id)
+{
+	switch (id) {
+	case PERF_INNERCACHE:
+		return "INNER$";
+	case PERF_OUTERCACHE:
+		return "OUTER$";
+	case PERF_BLIT:
+		return "BITBLT";
+	default:
+		return "";
+	}
+}
+
+static inline char *imagename(enum image_object image)
+{
+	switch (image) {
+	case IDST:
+		return "DST";
+	case ISRC:
+		return "SRC";
+	case IMSK:
+		return "MSK";
+	default:
+		return NULL;
+	}
+}
+
+static inline long elapsed_usec(struct fimg2d_context *ctx, enum perf_desc desc)
+{
+	struct fimg2d_perf *perf = &ctx->perf[desc];
+#ifdef PERF_TIMEVAL
+	struct timeval *start = &perf->start;
+	struct timeval *end = &perf->end;
+	long sec, usec;
+
+	sec = end->tv_sec - start->tv_sec;
+	if (end->tv_usec >= start->tv_usec) {
+		usec = end->tv_usec - start->tv_usec;
+	} else {
+		usec = end->tv_usec + 1000000 - start->tv_usec;
+		sec--;
+	}
+	return sec * 1000000 + usec;
+#else
+	return (long)(perf->end - perf->start)/1000;
+#endif
+}
+
+static inline void perf_start(struct fimg2d_context *ctx, enum perf_desc desc)
+{
+	struct fimg2d_perf *perf = &ctx->perf[desc];
+
+	if (!perf->valid) {
+#ifdef PERF_TIMEVAL
+		struct timeval time;
+		do_gettimeofday(&time);
+		perf->start = time;
+#else
+		long time;
+		perf->start = sched_clock();
+		time = perf->start / 1000;
+#endif
+		perf->valid = 0x01;
+	}
+}
+
+static inline void perf_end(struct fimg2d_context *ctx, enum perf_desc desc)
+{
+	struct fimg2d_perf *perf = &ctx->perf[desc];
+
+	if (perf->valid == 0x01) {
+#ifdef PERF_TIMEVAL
+		struct timeval time;
+		do_gettimeofday(&time);
+		perf->end = time;
+#else
+		long time;
+		perf->end = sched_clock();
+		time = perf->end / 1000;
+#endif
+		perf->valid |= 0x10;
+	}
+}
+
+static inline void perf_clear(struct fimg2d_context *ctx)
+{
+	int i;
+	for (i = 0; i < MAX_PERF_DESCS; i++)
+		ctx->perf[i].valid = 0;
+}
+
+void perf_print(struct fimg2d_context *ctx, int seq_no);
+void fimg2d_dump_command(struct fimg2d_bltcmd *cmd);
+
+#endif /* __FIMG2D_HELPER_H */